MARKUS

using System.Windows.Media.Imaging;

        private void SetImage()

        /// <summary>

        /// create a signcontrol from given string

        /// </summary>

        /// <param name="str"></param>

        /// <returns></returns>

        public static SignControl FromString(string str, SolidColorBrush brush, string sProjectNo)

        {

            SignControl instance = null;

            using (S_SignControl s = JsonSerializerHelper.JsonDeserialize<S_SignControl>(str))

            {

                instance = new SignControl

                {

                    Angle = s.Angle,

                    StartPoint = s.StartPoint,

                    TopRightPoint = s.TR,

                    EndPoint = s.EndPoint,

                    LeftBottomPoint = s.LB,

                    PointSet = s.PointSet,

                    Opacity = s.Opac,

                    SignImage = null,

                    UserID = s.UserID,

                    Memo = s.Memo

                };

                if (s.UserNumber != null)

                {

                    var _sign = GetUserSign.GetSign(s.UserNumber, sProjectNo);

                    if (_sign != null)

                    {

                        byte[] imageBytes = System.Convert.FromBase64String(_sign);

                        System.IO.MemoryStream stream = new System.IO.MemoryStream();

                        stream.Write(imageBytes, 0, imageBytes.Length);

                        stream.Position = 0;

                        System.Drawing.Image img = System.Drawing.Image.FromStream(stream);

                        BitmapImage returnImage = new BitmapImage();

                        returnImage.BeginInit();

                        System.IO.MemoryStream ms = new System.IO.MemoryStream();

                        img.Save(ms, System.Drawing.Imaging.ImageFormat.Png);

                        ms.Seek(0, System.IO.SeekOrigin.Begin);

                        returnImage.StreamSource = ms;

                        returnImage.EndInit();

                        stream.Close();

                        instance.SignImage = returnImage;

                    }

                }

            }

            return instance;

        }

        public double LineSize